Catalog Search Results
Author
Pub. Date
1972.
Description
Mechanical ventilation of tunnels is costly because of the initial installation and the continued maintenance and operation. However, at some tunnel length corresponding to a particular altitude, traffic configuration and topography there is a need for this forced ventilation. This study was undertaken to help determine the pollution concentration in existing tunnels in Colorado, and predict the length of tunnels which will need mechanical ventilation....
Pub. Date
2011.
Description
The Tunnel Visioning Design Workshop is the result of state and local interest in the I-70 Mountain Corridor and a desire for improvements to the existing weekend congestion. A focal point of the congestion and delay has long been the Twin Tunnel area. The Twin Tunnels encourage drivers to slow down as they approach the seemingly narrow tunnels. These slowing vehicles create a queue stretching back, sometimes, for 4 and 5 miles. It was decided to...
Pub. Date
2014.
Description
The Twin Tunnels project will add an additional lane of highway capacity and improve roadway geometry for about 3 miles of eastbound I-70 from the East Idaho Springs Interchange (milepost 241) to the base of Floyd Hill (milepost 244) where the project ties into an existing three-lane section. The eastbound bore of the Twin Tunnels will be expanded to accommodate the widened roadway section.
Pub. Date
2012.
Description
The Twin tunnels project proposes to add a third eastbound travel lane on I-70 between the Idaho Springs East Interchange (milepost 241) to the base of Floyd Hill (milepost 244) where a three-lane highway section currently exists. The project is approximately two and a half miles long and includes widening the eastbound bore of the Twin tunnels.
Pub. Date
2012.
Description
The Twin Tunnels project will add an additional lane of highway capacity and improve roadway geometry for about 3 miles of eastbound I-70 from the East Idaho Springs Interchange (milepost 241) to the base of Floyd Hill (milepost 244) where the project ties into an existing three-lane section. The eastbound bore of the Twin Tunnels will be expanded to accommodate the widened roadway section.
Author
Series
Robert Langdon novels volume 3
Accelerated Reader
IL: UG - BL: 6.7 - AR Pts: 27
Description
Again, brilliant Harvard professor Robert Langdon finds himself in a predicament that requires his vast knowledge of symbology and superior problem-solving skills to save the day. The setting, unlike other Robert Langdon novels, is stateside, and in Brown's hands Washington D.C. is as fascinating as Paris or Vatican City (note to the D.C. tourism board: get your "Lost Symbol" tour in order). And, as with other Dan Brown books, the pace is relentless,...
11) The lifters
Author
Pub. Date
[2018]
Accelerated Reader
IL: MG - BL: 5 - AR Pts: 7
Formats
Description
When Gran and his family move to Carousel, he has no idea that the town is built atop a secret. Little does he suspect, as he walks his sister to school or casually eats a banana, that mysterious forces lurk mere inches beneath his feet, tearing up the earth like mini-hurricanes and causing the town to slowly but surely sink. When Gran's friend, the difficult-to-impress Catalina Catalan, presses a silver handle into a hillside and opens a doorway...
12) Tunnel Vision
Author
Series
Formats
Description
Chicago private eye V.I. Warshawski finds herself battling corrupt politicians and the idle rich when the dead body of her friend Deirdre Messenger, a lawyer's wife and woman's shelter volunteer, is deposited on V.I.'s desk, leading her to suspect a case of carefully hidden upper-class domestic abuse.
Author
Pub. Date
[2014].
Description
Have you ever seen a manhole cover with little glass circles in it and wondered why it was different from the others? Did you ever imagine that there were actually tunnels under the sidewalks? You'll be surprised to find out how many cities in Colorado had these tunnels. And they're still under our streets! Those manhole covers imbedded with glass circles, many that have turned purple with age, allowed light into the tunnels below. The Tunnels Under...
Author
Formats
Description
"It's one thing to say you can find what people need--it's another to actually do it. It's 1932 and Sullivan Harris is on the run. An occasionally successful dowser, he promised the people of Kline, West Virginia, that he would find them water. But when wells turned up dry, he disappeared with their cash just a step or two ahead of Jeremiah Weber, who was elected to run him down. Postmistress Gainey Floyd is suspicious of Sulley's abilities when he...
Author
Series
Great escapes (HarperCollins) volume 3
Accelerated Reader
IL: MG - BL: 5.5 - AR Pts: 2
Formats
Description
Captured by the Confederate Army in 1863 during the American Civil War, Union soldiers Colonel Thomas Rose and Major A.G. Hamilton are sent to infamous Libby Prison, where they resolve to escape tortuous conditions.
17) Amazing bridges
Author
Series
Pub. Date
[2023]
Accelerated Reader
IL: LG - BL: 2.9 - AR Pts: 1
Description
"In this book, early fluent readers will learn about the technology behind the world's coolest bridges, covering how they are planned, designed, and constructed by architects and engineers. Crisp, full-color photos and carefully leveled text will engage young readers as they learn more. An infographic aids understanding, and an activity offers readers an opportunity to extend discovery. Children can learn more about the architecture of bridges using...
18) Dig a tunnel
Author
Pub. Date
c1999
Accelerated Reader
IL: LG - BL: 2.8 - AR Pts: 1
Description
Simply describes a variety of tunnels, how they are built and how they are used.
Author
Formats
Description
In the waning months of the Second World War, a group of children discover an earthen tunnel in their neighborhood.Throughout the summer of 1944--until one father forbids it--the subterranean space becomes their "secret gardens," where the friends play games and tell stories. Six decades later, beneath a house on the same land, construction workers uncover a tin box containing two skeletal hands, one male and one female. As the discovery makes national...
20) Tunnels
Author
Series
Pub. Date
c2018
Accelerated Reader
IL: LG - BL: 2 - AR Pts: 1
Description
Readers will have a blast learning about Tunnels. From mining tunnels to the Channel Tunnel, this book explores how they are built, how they are used, and the engineer's job to build and plan for them. --Amazon
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